Description Fourth generation Glock 17 MOS (Modular Optic System) chambered in 9mm with two, ten round removable magazines and a 4.49″ barrel. Textured polymer frame with interchangeable backstrap, reversable magazine catch, and under barrel accessories rail. Polymer trigger with Safe Action trigger safety. Serrated slide with MOS optics cut and white Glock bucket sights. Comes in its factory box with matching serial number and two magazines. Must ship to a FFL holder. Condition: Like new showing very little wear or signs of use. Clean rifled bore. Barrel Length: 4.49″ Serial: BBDV079 Manufacturer: GLOCK Caliber: 9x19mm Parabellum Model: 17 Gen 4 MOS Book# 02677